荠菜的受精卵经第一次分裂形成的两个细胞中，继续分裂形成胚的细胞是

题干

A：顶细胞

B：泡状细胞

C：基细胞

D：胚柄细胞

上一题下一题 0.0难度选择题更新时间:2013-06-04 03:17:04

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Happy Time Park

Location	west of the city
Getting there	No.16 bus
Opening hours	8:30-16:00 on weekdays,8:00-18:00 on Saturday and Sunday
Attractions	Plant Garden: thousands of kinds of plants to see Sports Center: ball games, rock climbing, swimming and many other fun games to enjoy
Facilities	parking places, public toilets, public telephones, barbecue places, medical care station and shopping centre at your service